A family tradition since 1618, Zum Schwarzen Kameel is renowned for its traditional Austrian food. Owner Peter Friese has maintained the restaurant's formidable reputation since 1974, with modern flourishes such as exotic spices taking center stage.

Formerly a wine tavern and now a modern take on the traditional beisl, or pub, Gasthaus Wild serves traditional Viennese fare in a welcoming, neighborhood-like atmosphere. The interior is dominated by sturdy, dark wood tables and chairs, and yellow walls brighten the space.

Café Ritter, which opened in 1867, declared bankruptcy in 2009 and an H&M clothing store was set to occupy its quarters, in a former aristocratic palace, until a "Save Café Ritter" page on Facebook attracted 4,600 fans. (For now, a new owner has rescued it from extinction.)

Inside the century-old Hotel Bristol next to the world famous opera house, Korso bei der Oper draws after-opera crowds by night for formal, elaborate dinners—and those in search of a more casual lunch, by day.

The fashionable cafe has a glass-enclosed winter garden designed by the cutting-edge Austrian firm Wehdorn Architects, that poses a striking contrast to the wood-paneled Jugendstil interior lit by ornate brass chandeliers.

The most central and handsome location of this design-centric mini-chain combines a bar, acres of retail space, and a restaurant where delicious Mediterranean fare—burrata cheese with arugula and 20-year-old vinegar from Austria’s Styria region—is complemented by up to 50 wines by the gl